Ounces to Grams Converter

Convert an avoirdupois ounce value into grams.

Avoirdupois ounces To Grams: The Mass Relationship

1 avoirdupois oz = 28.349523125 g exactly.

Reading The Grams Result

Ounce means the avoirdupois mass ounce, not a fluid or troy ounce.

Do not use the rounded 28.3495 shortcut as the defining constant.

One-Unit Reference

1 oz produces 28.349523125 g under the declared profile. The calculator carries the value through the operation before formatting the displayed result.

Learn More About This Topic

Use the supporting references when the assumptions behind Ounces to Grams matter as much as the immediate result. For more context, read how common weight units differ before using the result in a real workflow.

Frequently Asked Questions

Do not use the rounded 28.3495 shortcut as the defining constant.

Ounce means the avoirdupois mass ounce, not a fluid or troy ounce.

Related Converter Tools

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Translate a metric scale or specification into avoirdupois pounds. The international avoirdupois pound is exactly 0.45359237 kg.

LBS to KG

Return an avoirdupois pound value to the SI kilogram. The international avoirdupois pound is exactly 0.45359237 kg.

Grams to Ounces

Reverse the same workflow when you need Grams to Ounces output.

KG to Grams

Expand a kilogram mass into grams for smaller-scale reporting. SI decimal scaling.

Grams to KG

Scale a gram mass into kilograms without changing the measured quantity. SI decimal scaling.

Pounds to Ounces

Break a pound mass into avoirdupois ounces. Avoirdupois mass system.